Drug Store Tenin Sacchan no Nichijou - Vol. 1 Ch. 3.5

[MangaDex]

 

[deathmailrock]

Thank you so much XD

 

[Hikineet]

Thanks for the chapters.

 

[Rezatannos]

Well, Ki-chan, it's better than "third wheel-chan," isn't it?

Thanks for the translation, XD

 

[Remocracy]

So adorable, they're like elementary-schoolers

 

[Simpleton]

Well, Ki-chan, it's better than "third wheel-chan," isn't it?

Thanks for the translation, XD

What does Ki-chan mean? (I.e. is there some secondary meaning possible to read out)